<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="新闻标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入新闻标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="关联景区id" prop="linkScenic">
        <el-input
          v-model="queryParams.linkScenic"
          placeholder="请输入关联景区id"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="关联产品id" prop="linkProduct">
        <el-input
          v-model="queryParams.linkProduct"
          placeholder="请输入关联产品id"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['news:list:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['news:list:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['news:list:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['news:list:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="listList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" align="center" prop="id" />
      <el-table-column label="新闻标题" align="center" prop="title" />
      <!-- <el-table-column label="新闻内容" align="center" prop="content" /> -->
      <el-table-column label="新闻类型" align="center" prop="type" />
      <el-table-column label="关联景区id" align="center" prop="linkScenic" />
      <el-table-column label="关联产品id" align="center" prop="linkProduct" />
      <el-table-column label="状态" align="center" prop="status" />
      <el-table-column label="新闻首图" align="center" prop="picUrl" >
        <template slot-scope="scope">
          <el-popover placement="top-start" trigger="click">
            <a :href="scope.row.picUrl" target="_blank" title="查看">
              <img :src="scope.row.picUrl" style="width: 500px;height: 400px">
            </a>
            <img slot="reference" :src="scope.row.picUrl" style="width: 50px;height: 50px; cursor:pointer">
          </el-popover>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['news:list:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['news:list:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改新闻列表对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="新闻标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入新闻标题" />
        </el-form-item>
        <el-form-item label="新闻内容">
          <editor v-model="form.content" :min-height="192"/>
        </el-form-item>
        <el-form-item label="关联景区id" prop="linkScenic">
          <!-- <el-input v-model="form.linkScenic" placeholder="请输入关联景区id" /> -->
           <el-select v-model="form.linkScenic" filterable placeholder="请选择景区">
              <el-option
                v-for="item in scenebaseList"
                :key="item.id"
                :label="item.name"
                :value="item.id">
              </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="关联产品" prop="linkProduct">
          <!-- <el-input v-model="form.linkProduct" placeholder="请输入关联产品id" /> -->
          <el-select v-model="form.linkProduct" filterable placeholder="请选择产品">
              <el-option
                v-for="item in caseList"
                :key="item.id"
                :label="item.projectTitle"
                :value="item.id">
              </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="新闻类型" prop="type">
          <el-select v-model="form.type" filterable placeholder="请选择类型">
              <el-option
                v-for="item in newsTypeOptions"
                :key="item.id"
                :label="item.type"
                :value="item.id">
              </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="新闻首图" prop="picUrl">
          <!-- <el-input v-model="form.picUrl" type="textarea" placeholder="请输入内容" /> -->
          <el-upload
                  class="upload-demo"
                  :limit="1"
                  :action="uploadFileUrl"
                  :on-preview="handlePreview"
                  :on-remove="handleRemove"
                  :before-remove="beforeRemove"
                  :on-success="handleUploadSuccess"
                  :data = "updata"
                  :headers="headers"
                  :file-list="fileList">
            <el-button size="small" type="primary">点击上传</el-button>
            <div slot="tip" class="el-upload__tip">不超过1Mb</div>
          </el-upload>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listList, getList, delList, addList, updateList } from "@/api/news/list";
import { listScenebase } from "@/api/scenebase/scenebase";

import { getToken } from "@/utils/auth";
import axios from 'axios'
export default {
  name: "List",
  data() {
    return {
      fileList: [],
      baseUrl: process.env.VUE_APP_BASE_API,
      uploadFileUrl: process.env.VUE_APP_BASE_API + "/common/uploadFile", // 上传的图片服务器地址
       headers: {
        Authorization: "Bearer " + getToken(),
      },
       uploadObjectUrl: "", // 纯前端预览地址-upload
       uploadOnlineUrl: "", // 后端返回的上传地址-upload
       updata:{"strPath": "pics"},
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      newsTypeOptions: [],
      scenebaseList:[],
      caseList: [],
      // 新闻列表表格数据
      listList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        content: null,
        type: null,
        linkScenic: null,
        linkProduct: null,
        status: null,
        picUrl: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        title: [
          { required: true, message: "新闻标题不能为空", trigger: "blur" }
        ],
        content: [
          { required: true, message: "新闻内容不能为空", trigger: "blur" }
        ],
        type: [
          { required: true, message: "新闻类型id不能为空", trigger: "change" }
        ],
      }
    };
  },
  created() {
     let that = this
    let queryParamsForType =  {
        pageNum: 1,
        pageSize: 1000,
        type: null
      };
      axios({
          method: 'get',
          url: process.env.VUE_APP_BASE_API+'/news/type/list',
          params: queryParamsForType  
        }).then(response => {
        that.newsTypeOptions = response.data.rows;
       
      });
    this.getList();
    listScenebase({
        pageNum: 1,
        pageSize: 1000,
      },).then(response => {
        that.scenebaseList = response.rows;
      });
      axios({
            method: 'get',
            url: process.env.VUE_APP_BASE_API+'/supplier/case/list',
            params: {
              pageNum: 1,
              pageSize: 1000,
            }  
          }).then(response => {
        that.caseList = response.data.rows;
      });
  },
  methods: {
     handleRemove(file, fileList) {
        console.log(file, fileList);
      },
      handlePreview(file) {
        console.log(file);
      },
      handleExceed(files, fileList) {
        this.$message.warning(`当前限制选择 1 个文件，本次选择了 ${files.length} 个文件，共选择了 ${files.length + fileList.length} 个文件`);
      },
      beforeRemove(file, fileList) {
        return this.$confirm(`确定移除 ${ file.name }？`);
      },
      handleUploadSuccess(res, file) {
      // console.log(res.urls);
      this.form.picUrl = res.data.url;
    },
    /** 查询新闻列表列表 */
    getList() {
      this.loading = true;
      listList(this.queryParams).then(response => {
        this.listList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        title: null,
        content: null,
        type: null,
        linkScenic: null,
        linkProduct: null,
        status: 0,
        createTime: null,
        picUrl: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加新闻列表";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getList(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改新闻列表";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateList(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addList(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除新闻列表编号为"' + ids + '"的数据项？').then(function() {
        return delList(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('news/list/export', {
        ...this.queryParams
      }, `list_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
